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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.xserver.windowManager.i3;
updateSessionEnvironmentScript = ''
systemctl --user import-environment PATH DISPLAY XAUTHORITY DESKTOP_SESSION XDG_CONFIG_DIRS XDG_DATA_DIRS XDG_RUNTIME_DIR XDG_SESSION_ID DBUS_SESSION_BUS_ADDRESS || true
dbus-update-activation-environment --systemd --all || true
'';
in
{
options.services.xserver.windowManager.i3 = {
enable = mkEnableOption "i3 window manager";
configFile = mkOption {
default = null;
type = with types; nullOr path;
description = ''
Path to the i3 configuration file.
If left at the default value, $HOME/.i3/config will be used.
'';
};
updateSessionEnvironment = mkOption {
default = true;
type = types.bool;
description = ''
Whether to run dbus-update-activation-environment and systemctl import-environment before session start.
Required for xdg portals to function properly.
'';
};
extraSessionCommands = mkOption {
default = "";
type = types.lines;
description = ''
Shell commands executed just before i3 is started.
'';
};
package = mkPackageOption pkgs "i3" { };
extraPackages = mkOption {
type = with types; listOf package;
default = with pkgs; [ dmenu i3status i3lock ];
defaultText = literalExpression ''
with pkgs; [
dmenu
i3status
i3lock
]
'';
description = ''
Extra packages to be installed system wide.
'';
};
};
config = mkIf cfg.enable {
services.xserver.windowManager.session = [{
name = "i3";
start = ''
${cfg.extraSessionCommands}
${lib.optionalString cfg.updateSessionEnvironment updateSessionEnvironmentScript}
${cfg.package}/bin/i3 ${optionalString (cfg.configFile != null)
"-c /etc/i3/config"
} &
waitPID=$!
'';
}];
environment.systemPackages = [ cfg.package ] ++ cfg.extraPackages;
environment.etc."i3/config" = mkIf (cfg.configFile != null) {
source = cfg.configFile;
};
};
imports = [
(mkRemovedOptionModule [ "services" "xserver" "windowManager" "i3-gaps" "enable" ]
"i3-gaps was merged into i3. Use services.xserver.windowManager.i3.enable instead.")
];
}
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